use gtk::prelude::*;
use gtk::{ScrolledWindow, Label, Align, Button, Application, LinkButton, PasswordEntry, ApplicationWindow, Box, Orientation, PolicyType};
use html_parser::{Dom, Node, Result};

const APP_ID: &str = "org.antopie.AshBat";

fn parse() -> Result<Vec<String>> {
	let html = include_str!("test.html");
	let dom = Dom::parse(html)?;
	let iter = dom.children.get(0).unwrap().into_iter();

	let hrefs = iter.filter_map(|item| match item {
		Node::Element(ref element) if element.name == "a" => element.attributes["href"].clone(),
		_ => None,
	});

	println!("\nThe following links where found:");
	let mut vec: Vec<String> = Vec::new();
	for (index, href) in hrefs.enumerate() {
		println!("{}: {}", index + 1, &href);
		vec.push(href);
	}

	Ok(vec)
}

fn build_ui(app: &Application) {

	let vec = parse().expect("Nope");

	let link_button = LinkButton::new("matrix:r/antopie-synapse:matrix.antopie.org");
	let password_entry = PasswordEntry::new();
	password_entry.set_show_peek_icon(true);
	let text = Label::new(Some("If characters in @str are preceded by an underscore, they are underlined. If you need a literal underscore character in a label, use ‘__’ (two underscores). The first underlined character represents a keyboard accelerator called a mnemonic. The <mnemonic> key can be used to activate another widget, chosen automatically, or explicitly using set_mnemonic_widget()."));
	Label::set_wrap(&text, true);
	let button = Button::from_icon_name("go-next");

	let gtk_box = Box::builder()
		.margin_top(12)
		.margin_bottom(12)
		.margin_start(12)
		.margin_end(12)
		.valign(Align::Center)
		.halign(Align::Center)
		.spacing(12)
		.orientation(Orientation::Vertical)
		.build();
	gtk_box.append(&link_button);
	gtk_box.append(&password_entry);
	gtk_box.append(&text);
	gtk_box.append(&button);
	let mut vec_button = Vec::new();
	for x in &vec {
		vec_button.push(LinkButton::new(x));
	}

	for x in &vec_button {
		gtk_box.append(x);
	}

	let scrolled_window = ScrolledWindow::builder()
		.hscrollbar_policy(PolicyType::Never) // Disable horizontal scrolling
		.min_content_width(700)
		.min_content_height(950)
		.child(&gtk_box)
		.build();

	let window = ApplicationWindow::builder()
		.application(app)
		.title("AshBat")
		.child(&scrolled_window)
		.build();

	window.present();

	gtk_box.append(&Button::from_icon_name("go-next"));
}

fn main() {
	let app = Application::builder().application_id(APP_ID).build();

	app.connect_activate(build_ui);

	app.run();
}